Pete sets aside 50 each month from his earning to have money for a car down payment what is the best way for him to store the money each month until the meets his goal for a down payment?

Pete sets aside 50 each month from his earning to have money for a car down payment what is the best way for him to store the money each month until the meets his goal for a down payment?
I would personally put the money into a bank account so he can receive money while he's saving it